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BRAZING-WELDING PROCEDURE
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Degrease and burnish the surfaces to be welded
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Insert the copper pipes into the connection, holding it in position and
solder using a silver alloy of at least 45%.
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Do not direct the flame onto the exchanger.
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Use a wet cloth to prevent overheating of the exchanger.
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During welding of the exchanger, protect the interior of the circuit with a
nitrogen flux to prevent oxidation.
CAUTION:
of the copper inside the plates and bring irreparable damage.
DAMP CLOTH
CORRECT INSTALLATION OF THE EXPANSION VALVE IN THE EXCHANGER
excessive heating of the exchanger during brazing may cause the melting
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